CN203976581U - The former enhanced water pretreatment unit in a kind of micro-polluted drinking water water source - Google Patents
The former enhanced water pretreatment unit in a kind of micro-polluted drinking water water source Download PDFInfo
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- CN203976581U CN203976581U CN201420332856.4U CN201420332856U CN203976581U CN 203976581 U CN203976581 U CN 203976581U CN 201420332856 U CN201420332856 U CN 201420332856U CN 203976581 U CN203976581 U CN 203976581U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
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- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
The utility model discloses the former enhanced water pretreatment unit in a kind of micro-polluted drinking water water source, described device is integral type device, and described device comprises water inlet system, ramp type precipitation process pond, micro-nano air supporting oxygenation treating pond, bio-contact oxidation treating pond and artificial dielectric adsorption treatment pond.In the utility model, the former enhanced water pretreatment unit in disclosed micro-polluted drinking water water source is without adding coagulated agent, can accelerate to be difficult for the precipitation of the suspended particle of removing, micro/nano level bubble is in playing air supporting effect, significantly improve the dissolved oxygen content being subject to processing in water, aerobe film activity is improved.Single unit system can modularization operation, have that molding time is short, a feature of good purification, applied range, can be used for the aspect such as pre-treatment of the former Ecology cleaning project in strengthening pre-treatment, drinking water source of micropollutant water.
Description
Technical field
The utility model relates to waste disposal plant field, is specifically related to the former enhanced water pretreatment unit in a kind of integral type micro-polluted drinking water water source.
Background technology
Along with Chinese society expanding economy, various places water pollution incident presents multiple situation, all there is the micro-pollution problem of former water in Xing Huohu storehouse, many river courses type waterhead area, part water-quality guideline can not reach " Environmental Quality Standard of Surface Water " (GB3838-2002) in as the water quality requirement of drinking water sources water.The former water of micro polluted drinking water resources is carried out to pre-treatment, tentatively remove the pollution substance in water, can alleviate the burden of conventional processing or follow-up ecological purifying treatment, reduce the added amount of chemical of water factory, thereby play the effect of improving drinking water quality.
In the preconditioning technique field of sewage, current widely used technology mainly can be divided into physical treatment, chemical treatment, biological treatment.Physical treatment is mainly by aeration, interception or changes the measure removal suspension particulate matters such as water body hydrologic condition; Chemical treatment is mainly by adding flocculation or pharmacy response, thereby separates the pollution substance of removing solvability or colloidality; Biological treatment is mainly the assimilation by microorganism, absorbs the nutrient salts or the organism that decompose in water body.But micropollutant water has the less and features such as free settling, organic contamination index and nutrition class index slightly exceed standard, algae content is more not of sediment grain size conventionally.Traditional physics and chemical process operation are had relatively high expectations with management, and especially running cost is very high, and the pre-treatment that is applied to micropollutant water has significant limitation.
Biological contact oxidation process is widely used aerobic biological process for treating sewage in recent years, it be a large amount of aerobic microbiologicals that are attached on carrier or filler be main, have the advantage of activated sludge process and biomembrance process concurrently.But in micropollutant water not the tiny sand grain of free settling and algae be very easily attached to carrier surface, thereby have a strong impact on the effect of carrier biofilm.In addition, in traditional biological contact oxidation process, requisite oxygen is supplied with by blast aeration, easily impact microbial film on the one hand and cause biofilm detachment compared with large blast aeration bubble, its dissolved oxygen efficiency is low on the other hand, cannot inspire the best purifying water effect of aerobic microbiological.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of integral type for the former water in micro-polluted drinking water water source strengthening pretreatment unit, and to overcome in prior art, purifying water effect is not good, device operation and complex management and the higher defect of the cost of disposing of sewage.
To achieve these goals or other objects, the utility model is achieved through the following technical solutions.
The former enhanced water pretreatment unit in a kind of micro-polluted drinking water water source, it is characterized in that, described device is integral type device, and described device comprises water inlet system, ramp type precipitation process pond, micro-nano air supporting oxygenation treating pond, bio-contact oxidation treating pond and artificial dielectric adsorption treatment pond; Described water inlet system is connected with described ramp type precipitation process pond side bottom, first water outlet in described ramp type precipitation process pond is communicated with the first water-in of described micro-nano air supporting oxygenation treating pond, the second water outlet of described micro-nano air supporting oxygenation treating pond is communicated with the second water-in of described bio-contact oxidation treating pond, and the 3rd water outlet of described bio-contact oxidation treating pond is communicated with the 3rd water-in in described artificial dielectric adsorption treatment pond; Described the first water outlet is located at the side bottom in described ramp type precipitation process pond; Described the first water-in is located at the side bottom of described micro-nano air supporting oxygenation treating pond; Described the second water outlet is located at the side roof part of described micro-nano air supporting oxygenation treating pond; Described the second water-in is located at the side roof part of described bio-contact oxidation treating pond.
Preferably, described water inlet system comprises pumping plant and flow regulation device.
Preferably, described ramp type precipitation process pond is provided with the multiple tracks swash plate that is 35 °～45 ° of angles with horizontal inflow direction; The bottom in described ramp type precipitation process pond be provided with described multiple tracks swash plate shadow area etc. large settling chamber.
More preferably, described multiple tracks swash plate is parallel multiple tracks swash plate.
Preferably, described ramp type precipitation process pond is provided with between described multiple tracks swash plate and described the first water outlet is fixed on ramp type precipitation process pond bottom and first baffle plate vertical with horizontal inflow direction, and the top of described the first baffle plate is higher than described the first water outlet top and lower than the top of described multiple tracks swash plate.
Preferably, described micro-nano air supporting oxygenation treating pond comprises micro-nano bubble generator, mixing wastewater with air groove, dissolved air flotation groove and effluent recycling groove; Described mixing wastewater with air groove, dissolved air flotation groove and effluent recycling groove are connected successively, and described mixing wastewater with air groove is communicated with at side roof part with described dissolved air flotation groove; Described dissolved air flotation groove is communicated with at side bottom with described effluent recycling groove; Described micro-nano bubble generator comprises pressured air-dissolving device, reflux and micro-nano bubble releasing device, and described micro-nano bubble releasing device is positioned at the bottom of described mixing wastewater with air groove; Described reflux is located at the middle part of described effluent recycling groove.
Micro-nano bubble releasing device described in the utility model is prior art.Wherein, the water outlet of described reflux is connected with the water-in pipeline of pressured air-dissolving device; The water outlet of described pressured air-dissolving device is connected with the water-in pipeline of described micro-nano bubble releasing device.On described pressured air-dissolving device, be also provided with air pump, for air amount.
More preferably, between described mixing wastewater with air groove and described dissolved air flotation groove, be provided with the 3rd baffle plate; Between described dissolved air flotation groove and described effluent recycling groove, be provided with the 4th baffle plate.
The first baffle plate described in the utility model, the second plate washer, the 3rd baffle plate and the 4th baffle plate are all perpendicular to horizontal inflow direction.These baffle plates are used for each treatment unit to be separated into and to connect multiple unit, and for changing flow direction.
Preferably, the length of described mixing wastewater with air groove, dissolved air flotation groove and effluent recycling groove account for respectively described micro-nano air supporting oxygenation treating pond total length 10～15%, 75～85% and 5～10%.
Preferably, the top of described dissolved air flotation groove is provided with and strains water device.
Preferably, described bio-contact oxidation treating pond is provided with biological rope and carbon fibre successively along horizontal inflow direction.
Preferably, the cumulative volume of described biological rope and described carbon fibre accounts for described bio-contact oxidation treating pond volume more than 80%, and volume ratio between described biological rope and described carbon fibre is 2～4:1.
Preferably, in described bio-contact oxidation treating pond, be provided with hanger, described biological rope and one end of described carbon fibre are hung on described hanger, and described biological rope and the other end of described carbon fibre are provided with counterweight.
Preferably, described artificial dielectric adsorption treatment pond is provided with the multiple tracks water-permeable geotextile vertical with horizontal direction.
Preferably, described multiple tracks water-permeable geotextile is 80～150 object polyethylene gauze or 100～200g/m
2polypropylene non-woven geotextile.
Preferably, the former water in described micro-polluted drinking water water source residence time in ramp type precipitation process pond, micro-nano air supporting oxygenation treating pond, bio-contact oxidation treating pond and artificial dielectric adsorption treatment pond is respectively 20～30min, 10～20min, 90～120min and 5～10min.
In the utility model, the former enhanced water pretreatment unit in disclosed micro-polluted drinking water water source is without adding coagulated agent, can accelerate to be difficult for the precipitation of the suspended particle of removing, micro/nano level bubble is in playing air supporting effect, significantly improve the dissolved oxygen content being subject to processing in water, aerobe film activity is improved.Single unit system can modularization operation, have that molding time is short, a feature of good purification, applied range, can be used for the aspect such as pre-treatment of the former Ecology cleaning project in strengthening pre-treatment, drinking water source of micropollutant water.Various processes has following functions and advantage:
(1) ramp type precipitation process pond:
1. by reducing to precipitate distance, accelerate the natural sedimentation process of larger suspended particle in the former water of micro polluted drinking water resources, thereby shorten the hydraulic detention time of natural sedimentation, tentatively reduce Suspended Matter in Water SS content, improve daf efficiency, reduce air supporting energy consumption;
2. concentrate the bed mud that is deposited on settling chamber to be convenient to the unified removing of collecting.
(2) micro-nano air supporting oxygenation treating pond:
1. can produce diameter at other bubble of micro/nano level, gas residence time of ducking in drink is elongated, thereby increase duration of contact with suspended substance, bubble and suspended substance adhesive efficiency significantly improve, and density in the former water of micro polluted drinking water resources and the larger dissolved organic matter of approaching molecule, algae and the surfactivity of water are taken away in the air supporting of can rising;
2. compared with traditional blast aeration, can increase contact area and the duration of contact of air and water body, the in the situation that of equal energy consumption, there is better oxygen transfer efficiency, significantly increase Dissolved Oxygen in Water content;
3. in the situation that not adding coagulated agent, violent mixing wastewater with air process can make the pollution substance that is colloidal state in the former water of micro polluted drinking water resources de-steady;
(3) bio-contact oxidation treating pond:
The biologic packing material of different physical aspects can be multiple aerobic microbiological provides big area attaching surface, and can catch the bubble of the micro/nano level in water body, increase oxygen to the impellent shifting in microbial film with to depth of penetration in microbial film, biomembrane activity is improved, active biomass increases, improve the degradation rate of COD, BOD, remove the nutrient salts such as nitrogen phosphorus simultaneously.
(4) artificial dielectric adsorption treatment unit cells: Transverse to the flow direction is provided with multiple tracks water-permeable geotextile, other suspended particle in microbial film, algae and the water coming off on can filter packing, prevent that biofilm detachment from causing water quality abnormal, ensures out water clarity.
Brief description of the drawings
Fig. 1 is the process flow diagram of the utility model device;
Fig. 2 is the cross-sectional view of the utility model device.
In Fig. 1 and Fig. 2, Reference numeral is as follows:
1 is water inlet system;
11 is pumping plant;
12 is flow regulation device;
2 is ramp type precipitation process pond;
21 is multiple tracks swash plate;
22 is settling tank;
23 is the first baffle plate;
24 is fluidised form regulating tank;
25 is second baffle;
3 is micro-nano air supporting oxygenation treating pond;
31 is micro-nano bubble generator;
32 is mixing wastewater with air groove;
33 is dissolved air flotation groove;
34 is effluent recycling groove;
35 is pressured air-dissolving device;
36 is reflux;
37 is micro-nano bubble releasing device;
38 is the 3rd baffle plate;
39 is the 4th baffle plate;
301 is dissolved air water;
302 for straining water device;
303 is the 5th baffle plate;
4 is bio-contact oxidation treating pond;
41 is biological rope;
42 is carbon fibre;
5 is artificial dielectric adsorption treatment pond;
51 water-permeable geotextiles;
6 is micro-polluted drinking water water source Yuan Shui.
Embodiment
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar can understand other advantages of the present utility model and effect easily by the disclosed content of this specification sheets.
Refer to Fig. 1 to Fig. 2.Notice, appended graphic the illustrated structure of this specification sheets, ratio, size etc., all contents in order to coordinate specification sheets to disclose only, understand and read for person skilled in the art scholar, not in order to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionlity or size, do not affecting under effect that the utility model can produce and the object that can reach, all should still drop on the technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, in this specification sheets, quote as " on ", the term of D score, " left side ", " right side ", " centre " and " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, changing under technology contents, when being also considered as the enforceable category of the utility model without essence.
In Fig. 1, direction is water (flow) direction, as shown in Figure 1, the utility model provides the strengthening pretreatment unit of the former water of a kind of integral type micro polluted drinking water resources, the former water 6 in micro-polluted drinking water water source is passed through successively: water inlet system 1, ramp type precipitation process pond 2, micro-nano air supporting oxygenation pond 3, bio-contact oxidation treating pond 4, artificial dielectric adsorption treatment pond 5.
The former water 6 in described micro-polluted drinking water water source is 20～30 minutes in the residence time in ramp type precipitation process pond 2; The former water 6 of described micro polluted drinking water resources is 10～20 minutes in the residence time of micro-nano air supporting oxygenation treating pond 3; The former water 6 in described micro-polluted drinking water water source is 90～120 minutes in the residence time of bio-contact oxidation treating pond 4; The former water 6 of described micro polluted drinking water resources is 5～10 minutes in the residence time in artificial dielectric adsorption treatment pond 5.There is important impact the residence time that the former water 6 of micro polluted drinking water resources is managed pond throughout on decontamination effect improving.If hydraulic detention time is long, the bubbles volume producing in micro-nano air supporting oxygenation treating pond 3 can reduce, in bio-contact oxidation treating pond 4 nutritive substance exhaust the deterioration that easily causes treatment effect, and then affect the treatment effect of device entirety; If hydraulic detention time is too short, in ramp type precipitation process pond 2, water body suspended matter can not get abundant precipitation, pneumatically supported poor effect in micro-nano air supporting oxygenation treating pond 3, in bio-contact oxidation treating pond 4, pollution substance can't be received sufficient absorption decomposition, can cause equally process result degrades.The utility model is managed throughout hydraulic detention time in pond by former micro polluted drinking water resources water 6 and is controlled at midrange, and bulk treatment effect is better.
As shown in Figure 2, utility model provides a kind of micro-polluted drinking water water source former enhanced water pretreatment unit, described device is integral type device, and described device comprises water inlet system 1, ramp type precipitation process pond 2, micro-nano air supporting oxygenation treating pond 3, bio-contact oxidation treating pond 4 and artificial dielectric adsorption treatment pond 5; Described water inlet system 1 is connected with described ramp type precipitation process pond 2 side bottoms, first water outlet in described ramp type precipitation process pond 2 is communicated with the first water-in of described micro-nano air supporting oxygenation treating pond 3, the second water outlet of described micro-nano air supporting oxygenation treating pond 3 is communicated with the second water-in of described bio-contact oxidation treating pond 4, and the 3rd water outlet of described bio-contact oxidation treating pond 4 is communicated with the 3rd water-in in described artificial dielectric adsorption treatment pond 5; Described the first water outlet is located at the side bottom in described ramp type precipitation process pond 2; Described the first water-in is located at the side bottom of described micro-nano air supporting oxygenation treating pond 3; Described the second water outlet is located at the side roof part of described micro-nano air supporting oxygenation treating pond 3; Described the second water-in is located at the side roof part of described bio-contact oxidation treating pond 4.
Particularly, described water inlet system 1 comprises pumping plant 11 and flow regulation device 12.Can regulate flooding quantity by adjust flux setting device 12 according to water quality situation.
Particularly, described ramp type precipitation process pond 2 is provided with the multiple tracks swash plate 21 that is 35 ° of angles with horizontal inflow direction; The bottom in described ramp type precipitation process pond 2 is provided with the settling chamber 22 large with described multiple tracks swash plate 21 shadow areas etc.
More specifically, described multiple tracks swash plate 21 is parallel multiple tracks swash plate.Particularly, described ramp type precipitation process pond is provided with between described multiple tracks swash plate 21 and described the first water outlet is fixed on ramp type precipitation process pond bottom and first baffle plate 23 vertical with horizontal inflow direction, and the top of described the first baffle plate 23 is higher than described the first water outlet top and lower than the top of described multiple tracks swash plate 21.
Particularly, described ramp type precipitation process pond is separated out a cavity by described the first baffle plate 23, is fluidised form regulating tank 24.
Water, by the Clearance Flow process between multiple tracks swash plate 21, is difficult for being deposited on swash plate 21 surfaces by the molecule of dissolved air flotation or through de-steady coacervate, and by action of gravity landing to bottom settlings chamber 22; Water outlet enters fluidised form regulating tank 24 from the first baffle plate 23 top overflows of ramp type precipitation process pond 2 major trough ends, and enters micro-nano air supporting oxygenation treating pond 3 by second baffle 25 bottoms of fluidised form regulating tank 24 ends.
Particularly, described micro-nano air supporting oxygenation treating pond 3 comprises micro-nano bubble generator 31, mixing wastewater with air groove 32, dissolved air flotation groove 33 and effluent recycling groove 34; Described mixing wastewater with air groove 32, dissolved air flotation groove 33 and effluent recycling groove 34 are connected successively, and described mixing wastewater with air groove 32 is communicated with at side roof part with described dissolved air flotation groove 33; Described dissolved air flotation groove 33 is communicated with at side bottom with described effluent recycling groove 34; Described micro-nano bubble generator 31 comprises pressured air-dissolving device 35, reflux 36 and micro-nano bubble releasing device 37, and described micro-nano bubble releasing device 37 is positioned at the bottom of described mixing wastewater with air groove 32; Described reflux 36 is located at the middle part of described effluent recycling groove 34.Described micro-nano bubble releasing device 37 can produce the dissolved air water 301 of diameter at the air bubble of 10～50 μ m.
More specifically, between described mixing wastewater with air groove 32 and described dissolved air flotation groove 33, be provided with the 3rd baffle plate 38; Between described dissolved air flotation groove 33 and described effluent recycling groove 34, be provided with the 4th baffle plate 39.
Particularly, the length of described mixing wastewater with air groove 32, dissolved air flotation groove 33 and effluent recycling groove 34 account for respectively described micro-nano air supporting oxygenation treating pond 3 total length 10%, 80% and 10%.
Particularly, the top of described dissolved air flotation groove 33 is provided with and strains water device 302.The described water device 302 of straining can make the floating impurity producing in air supporting processing discharge by overflow, thus the approaching larger dissolved organic matter of molecule, algae and surfactivity of the density in the former water 6 of removal micro polluted drinking water resources and water.
Described reflux 36, can make part water body again be back to pressured air-dissolving device 35, and after air mixed, produces after dissolved air water 301, enters mixing wastewater with air groove 32 by micro-nano bubble releasing device 37.Residue water body through the 5th baffle plate 303 top overflows to bio-contact oxidation treating pond 4.
Particularly, described bio-contact oxidation treating pond 4 is provided with biological rope 41 and carbon fibre 42 successively along horizontal inflow direction.
Particularly, in described bio-contact oxidation treating pond 4, be also provided with hanger, described biological rope 41 and one end of described carbon fibre 42 are hung on described hanger, and described biological rope 41 and the other end of described carbon fibre 42 are provided with counterweight.
Particularly, described biological rope 41 accounts for 80% of described bio-contact oxidation treating pond volume 4 with the cumulative volume of described carbon fibre 42, and volume ratio between described biological rope 41 and described carbon fibre 42 is 3:1.Biological rope 41 has coarse outer boundary and huge surface-area, can catch easily the micro/nano level bubble 27 in water body, for the aerobic microorganism adhering to provides sufficient oxygen, the organism in water is fully oxidized; Solubilised state and suspended contaminant in carbon fibre 42 energy absorption and sorptions, trap water, the sound wave sending after solar light irradiation can excite microbic activity, further promotes degraded and the conversion of pollutent.
Aerobic microbiological is bred and formation microbial film at biological rope 41, the surperficial raised growth of carbon fibre 42, micro-nano bubble in this step in dissolved air water 301 is caught by microbial film, promote the removal taking BOD, COD as main organic pollutant, removed the nutrient salts such as nitrogen phosphorus simultaneously.
Particularly, described artificial dielectric adsorption treatment pond 5 is provided with the multiple tracks water-permeable geotextile 51 vertical with horizontal direction.
More specifically, multiple tracks water-permeable geotextile 51 is 80～150 object polyethylene gauzes.Water outlet sees through the rear direct discharge of multiple tracks water-permeable geotextile 51, other suspended particle in microbial film, algae and the water coming off on can filter packing in this step.
Using the utility model device to process the micro-polluted raw water yield is 192 tons/day, and the water quality of former water is in table 1, and in pumping plant 11 fastener driving devices by above-mentioned water body by water inlet system 1, influent load is adjusted into 8m by flow regulation device
3/ h; The depth of water of device is about 1m, and the volume in ramp type precipitation process pond, micro-nano air supporting oxygenation treating pond, bio-contact oxidation treating pond, artificial dielectric adsorption treatment pond is about respectively 3m
3, 2m
3, 12m
3and 1m
3; Former water in ramp type precipitation process pond, the hydraulic detention time in micro-nano air supporting oxygenation treating pond, bio-contact oxidation treating pond, artificial dielectric adsorption treatment pond is about respectively 22 minutes, 15 minutes, 90 minutes and 8 minutes.Water quality is after treatment in table 1.
Table 1
As can be seen from Table 1, through the strengthening pre-treatment of the utility model device, the main contamination index of micro-polluted raw water quality progressively improves.SS index has significant removal, according to the relevant limit value of standard GB/T 3838-2002 " water environment quality standard ", TN, the COD of former water
mnindex by IV class be promoted to III class, TP index effluent road IV class is promoted to river course II class, NH
3-N index is upgraded to I class by III class water extraction, and DO is promoted to II class by IV class.The lifting of entirety water quality can alleviate the burden of follow-up conventional processing or ecological purification processing, reduces the added amount of chemical of water factory, thereby has played the effect of improving drinking water quality.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all can, under spirit of the present utility model and category, modify or change above-described embodiment.Therefore, have in technical field under such as and conventionally know that the knowledgeable modifies or changes not departing from all equivalences that complete under spirit that the utility model discloses and technological thought, must be contained by claim of the present utility model.
Claims (10)
1. the former enhanced water pretreatment unit in micro-polluted drinking water water source, it is characterized in that, described device is integral type device, and described device comprises water inlet system (1), ramp type precipitation process pond (2), micro-nano air supporting oxygenation treating pond (3), bio-contact oxidation treating pond (4) and artificial dielectric adsorption treatment pond (5); Described water inlet system (1) is connected with described ramp type precipitation process pond (2) side bottom, first water outlet in described ramp type precipitation process pond (2) is communicated with the first water-in of described micro-nano air supporting oxygenation treating pond (3), the second water outlet of described micro-nano air supporting oxygenation treating pond (3) is communicated with the second water-in of described bio-contact oxidation treating pond (4), and the 3rd water outlet of described bio-contact oxidation treating pond (4) is communicated with the 3rd water-in in described artificial dielectric adsorption treatment pond (5); Described the first water outlet is located at the side bottom in described ramp type precipitation process pond (2); Described the first water-in is located at the side bottom of described micro-nano air supporting oxygenation treating pond (3); Described the second water outlet is located at the side roof part of described micro-nano air supporting oxygenation treating pond (3); Described the second water-in is located at the side roof part of described bio-contact oxidation treating pond (4).
2. install as claimed in claim 1, it is characterized in that, described water inlet system (1) comprises pumping plant (11) and flow regulation device (12).
3. install as claimed in claim 1, it is characterized in that, described ramp type precipitation process pond (2) is provided with the multiple tracks swash plate (21) that is 35 °～45 ° of angles with horizontal inflow direction, and the bottom in described ramp type precipitation process pond (2) is provided with the settling chamber (22) large with described multiple tracks swash plate (21) shadow area etc.
4. install as claimed in claim 1, it is characterized in that, described ramp type precipitation process pond is provided with between described multiple tracks swash plate (21) and described the first water outlet is fixed on ramp type precipitation process pond bottom and first baffle plate (23) vertical with horizontal inflow direction, and the top of described the first baffle plate (23) is higher than described the first water outlet top and lower than the top of described multiple tracks swash plate (21).
5. install as claimed in claim 1, it is characterized in that, described micro-nano air supporting oxygenation treating pond (3) comprises micro-nano bubble generator (31), mixing wastewater with air groove (32), dissolved air flotation groove (33) and effluent recycling groove (34); Described mixing wastewater with air groove (32), dissolved air flotation groove (33) and effluent recycling groove (34) are connected successively, and described mixing wastewater with air groove (32) is communicated with at side roof part with described dissolved air flotation groove (33); Described dissolved air flotation groove (33) is communicated with at side bottom with described effluent recycling groove (34); Described micro-nano bubble generator (31) comprises pressured air-dissolving device (35), reflux (36) and micro-nano bubble releasing device (37), and described micro-nano bubble releasing device (37) is positioned at the bottom of described mixing wastewater with air groove (32); Described reflux (36) is located at the middle part of described effluent recycling groove (34).
6. install as claimed in claim 5, it is characterized in that, the length of described mixing wastewater with air groove (32), dissolved air flotation groove (33) and effluent recycling groove (34) account for respectively described micro-nano air supporting oxygenation treating pond (3) total length 10～15%, 75～85% and 5～10%.
7. install as claimed in claim 5, it is characterized in that, the top of described dissolved air flotation groove (33) is provided with strains water device (302).
8. install as claimed in claim 1, it is characterized in that, described bio-contact oxidation treating pond (4) is provided with biological rope (41) and carbon fibre (42) successively along horizontal inflow direction.
9. install as claimed in claim 8, it is characterized in that, the cumulative volume of described biological rope (41) and described carbon fibre (42) accounts for the more than 80% of described bio-contact oxidation treating pond volume (4), and volume ratio between described biological rope (41) and described carbon fibre (42) is 2～4:1.
10. install as claimed in claim 1, it is characterized in that, described artificial dielectric adsorption treatment pond (5) is provided with the multiple tracks water-permeable geotextile (51) vertical with horizontal inflow direction.
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| CN201420332856.4U CN203976581U (en) | 2014-06-20 | 2014-06-20 | The former enhanced water pretreatment unit in a kind of micro-polluted drinking water water source |
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| CN201420332856.4U CN203976581U (en) | 2014-06-20 | 2014-06-20 | The former enhanced water pretreatment unit in a kind of micro-polluted drinking water water source |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030530A (en) * | 2014-06-20 | 2014-09-10 | 上海勘测设计研究院 | Enhanced pretreatment device for micro-polluted raw drinking source water |
| CN106746354A (en) * | 2017-01-22 | 2017-05-31 | 浙江阿凡柯达环保科技有限公司 | A kind of sewage in-situ processes integrated equipment |
| CN109111036A (en) * | 2018-09-06 | 2019-01-01 | 浙江大学 | Efficient natural water body purification filter device and its method |
| CN117003373A (en) * | 2023-09-07 | 2023-11-07 | 库仑核孔膜科技（枣庄）有限公司 | Equipment for treating black and odorous water body by micro-nano bubbles |
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2014
- 2014-06-20 CN CN201420332856.4U patent/CN203976581U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104030530A (en) * | 2014-06-20 | 2014-09-10 | 上海勘测设计研究院 | Enhanced pretreatment device for micro-polluted raw drinking source water |
| CN106746354A (en) * | 2017-01-22 | 2017-05-31 | 浙江阿凡柯达环保科技有限公司 | A kind of sewage in-situ processes integrated equipment |
| CN109111036A (en) * | 2018-09-06 | 2019-01-01 | 浙江大学 | Efficient natural water body purification filter device and its method |
| CN117003373A (en) * | 2023-09-07 | 2023-11-07 | 库仑核孔膜科技（枣庄）有限公司 | Equipment for treating black and odorous water body by micro-nano bubbles |
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